gcc/testsuite/c-c++-common/torture/complex-sign-mixed-add.c

   1 /* Test complex arithmetic with signed zeros.  Mixed real/complex
   2    addition.  */
   3 /* { dg-do run } */
   4 /* { dg-options "-std=gnu99" { target c } } */
   5 /* { dg-skip-if "ptx can elide zero additions" { "nvptx-*-*" } { "-O0" } { "" } } */
   6
   7 #include "complex-sign.h"
   8
   9 #define CHECK_ADD(TYPE, COPY, ZERO, ZEROI)                              \
  10   do {                                                                  \
  11     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, +, +, +, +, +);         \
  12     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, +, +, -, +, -);         \
  13     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, +, -, +, +, +);         \
  14     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, +, -, -, +, -);         \
  15     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, -, +, +, +, +);         \
  16     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, -, +, -, +, -);         \
  17     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, -, -, +, -, +);         \
  18     CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, +, -, -, -, -, -);         \
  19     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, +, +, +, ZERO, +, +);   \
  20     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, +, +, -, ZERO, +, +);   \
  21     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, +, -, +, ZERO, +, -);   \
  22     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, +, -, -, ZERO, +, -);   \
  23     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, -, +, +, ZERO, +, +);   \
  24     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, -, +, -, ZERO, -, +);   \
  25     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, -, -, +, ZERO, +, -);   \
  26     CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, +, -, -, -, ZERO, -, -);   \
  27   } while (0)
  28
  29 void
  30 check_add_float (void)
  31 {
  32 #ifndef __SPU__
  33   CHECK_ADD (float, __builtin_copysignf, 0.0f, 0.0if);
  34 #endif
  35 }
  36
  37 void
  38 check_add_double (void)
  39 {
  40   CHECK_ADD (double, __builtin_copysign, 0.0, 0.0i);
  41 }
  42
  43 void
  44 check_add_long_double (void)
  45 {
  46   CHECK_ADD (long double, __builtin_copysignl, 0.0l, 0.0il);
  47 }
  48
  49 int
  50 main (void)
  51 {
  52   check_add_float ();
  53   check_add_double ();
  54   check_add_long_double ();
  55   exit (0);
  56 }